Table 1. Primers used for RT-PCR and qRT-PCR.

Primer	Sequence
GAPDH F	5’-GGA CCT GAC CTG CCG TCT AG-3’
GAPDH R	5’-CCA CCA CCC TGT TGC TGT AG-3’
GLI1 F	5’-CAG TTA TGG GCC AGC CAG AGA-3’
GLI1 R	5’-TGG CAT CCG ACA GAG GTG AG-3’
GLI2 F	5’-AGC AGC AGC AAC TGT CTG AGT GA-3’
GLI2 R	5’-GAC CTT GCT GCG CTT GTG AA-3’
GLI3 F	5’-TCC AAC ACA GAG GCC TAT TCC AG-3’
GLI3 R	5’-CTC TTG TTG TGC ATC GGG TCA-3’
PTCH F	5’-ACC AGA ATG GGT CCA CGA CAA-3’
PTCH R	5’-AAA GTC TGA GGT GTC CCG CAA G-3’
SOX18 F	5’-TTC CAT GTC ACA GCC CCC TAG-3’
SOX18 R	5’-GAC ACG TGG GAA CTC CAG-3’